Sweden's representation in Bulgaria began on 26 October 1906, with the establishment of an honorary consulate in Sofia.

[5] On 19 June 1914, Anckarsvärd presented his credentials to King Ferdinand I of Bulgaria in Sofia.

In January 1964, a statement from the Committee of Supply proposed the establishment of a new diplomatic mission in Sofia.

[10] On 21 January 2010, the Reinfeldt cabinet announced the closure of six Swedish embassies, including the one in Bulgaria.

Instead, a Stockholm-based ambassador was accredited to Bulgaria and visits the country regularly.